| Webster Groves to Clacton-on-Sea | 4,248.04 mi (6,836.56 km) |
| Webster Groves to Clay Cross | 4,109.70 mi (6,613.92 km) |
| Webster Groves to Clayton | 4,076.94 mi (6,561.21 km) |
| Webster Groves to Clayton le Moors | 4,055.88 mi (6,527.30 km) |
| Webster Groves to Cleckheaton | 4,082.08 mi (6,569.48 km) |
| Webster Groves to Cleethorpes | 4,150.12 mi (6,678.98 km) |
| Webster Groves to Clevedon | 4,104.61 mi (6,605.73 km) |
| Webster Groves to Clifton | 4,126.16 mi (6,640.42 km) |
| Webster Groves to Clifton | 4,098.04 mi (6,595.15 km) |
| Webster Groves to Cliftonville | 4,270.74 mi (6,873.10 km) |
| Webster Groves to Clitheroe | 4,052.91 mi (6,522.52 km) |
| Webster Groves to Clydebank | 3,925.37 mi (6,317.27 km) |
| Webster Groves to Coalville | 4,124.19 mi (6,637.25 km) |
| Webster Groves to Coatbridge | 3,939.80 mi (6,340.50 km) |
| Webster Groves to Cobham | 4,202.89 mi (6,763.90 km) |
